ENOCHS, Edgar E.; JENDA, Overtoun M. G.; LOPEZ-RAMOS, J. A. The existence of Gorenstein flat covers. Mathematica Scandinavica, Berkeley, CA, United States, v. 94, n. 1, p. 46–62, 2004. DOI: 10.7146/math.scand.a-14429. Disponível em: https://journals.msp.org/mscand/article/view/790. Acesso em: 24 jul. 2026.